478794525 has 24 divisors (see below), whose sum is σ = 863572704. Its totient is φ = 232142400.

The previous prime is 478794521. The next prime is 478794557. The reversal of 478794525 is 525497874.

It is a happy number.

It is not a de Polignac number, because 478794525 - 2² = 478794521 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478794521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289354 + ... + 291003.

It is an arithmetic number, because the mean of its divisors is an integer number (35982196).

Almost surely, 2^478794525 is an apocalyptic number.

It is an amenable number.

478794525 is a deficient number, since it is larger than the sum of its proper divisors (384778179).

478794525 is a wasteful number, since it uses less digits than its factorization.

478794525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580381 (or 580376 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 51.

The square root of 478794525 is about 21881.3739285265. The cubic root of 478794525 is about 782.3175238916.

The spelling of 478794525 in words is "four hundred seventy-eight million, seven hundred ninety-four thousand, five hundred twenty-five".